Home / 414,126.06-621,202.95-114,581.58

Finding the Fourth Proportional to 414,126.06, 621,202.95 and 114,581.58

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Solution

The fourth proportional to 414,126.06, 621,202.95 and 114,581.58 is: 171,876.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,126.06 : 621,202.95 = 114,581.58 : x
  2. Step 2: Convert to fraction form
    414,126.06/621,202.95 = 114,581.58/x
  3. Step 3: Cross multiply
    414,126.06x = 621,202.95 × 114,581.58
  4. Step 4: Simplify right side
    414,126.06x = 71,178,415,511.66
  5. Step 5: Solve for x
    x = 71,178,415,511.66/414,126.06
  6. Step 6: Final answer
    x = 171,876.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.